greige vs taupe

greige

adj
  • Of a colour between grey and beige. 

  • Unfinished; not fully processed; neither bleached nor dyed. 

noun
  • A colour between grey and beige, closely akin to taupe. 

taupe

adj
  • Of a dark brownish-grey colour. 

noun
  • A dark brownish-grey colour, the colour of moleskin. 

How often have the words greige and taupe occurred in a corpus of books? (source: Google Ngram Viewer )